CPM Homework Help : INT3 Problem 5-31

Write a system of inequalities that could be represented by the graph at right.

Hint:

Use the slope and $y$ -intercepts to write the equations of the diagonal lines. Vertical lines have equations that start with $x =$ .

More Help:

Be sure to use the correct inequality symbols. One of your inequalities should be $x\ge−3$ .

4 lines, enclosing a shaded parallelogram. 2 lines are vertical, at x, = negative 3, and at x, = 3. 2 lines are decreasing, top passes through the points (negative 4, comma 6) & (0, comma 3). Bottom line passes through (negative 4, comma 0), & (0, comma negative 3).